82987240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{953}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 214306560

約数和(自身を除く): 131319320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 311, 622, 953, 1244, 1555, 1906, 2177, 2488, 3110, 3812, 4354, 4765, 6220, 6671, 7624, 8708, 9530, 10885, 12440, 13342, 17416, 19060, 21770, 26684, 33355, 38120, 43540, 53368, 66710, 87080, 133420, 266840, 296383, 592766, 1185532, 1481915, 2074681, 2371064, 2963830, 4149362, 5927660, 8298724, 10373405, 11855320, 16597448, 20746810, 41493620, 82987240]

約数ペア:

[(1, 82987240), (2, 41493620), (4, 20746810), (5, 16597448), (7, 11855320), (8, 10373405), (10, 8298724), (14, 5927660), (20, 4149362), (28, 2963830), (35, 2371064), (40, 2074681), (56, 1481915), (70, 1185532), (140, 592766), (280, 296383), (311, 266840), (622, 133420), (953, 87080), (1244, 66710), (1555, 53368), (1906, 43540), (2177, 38120), (2488, 33355), (3110, 26684), (3812, 21770), (4354, 19060), (4765, 17416), (6220, 13342), (6671, 12440), (7624, 10885), (8708, 9530)]